advice for mba

hey frndz!!! my academic details are as under- 10th-90.2% 12th-79.2% B.E-69% i want to go for mba frm the top b schools spcly IIMs if i manage to get a good percentile in cat…wot r my chncs to get calls frm d iims, considering my academ…

hey frndz!!! my academic details are as under-
10th-90.2%
12th-79.2%
B.E-69%
i want to go for mba frm the top b schools spcly IIMs
if i manage to get a good percentile in cat..wot r my chncs to get calls frm d iims, considering my academic marks are not that good...currently m employed in tcs(joining frm sep 2012)should i take some work ex and den give cat??will my work exp help me in shadowing my avg academics??
people plz help....plz write to me at
thnx nd regards